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Internet Message Format  |  1995-03-23  |  2KB
  1. Return-Path: <owner-lightwave-l>
  2. Received: by mail3.netcom.com (8.6.9/Netcom)
  3.     id HAA27423; Sun, 30 Oct 1994 07:04:42 -0800
  4. Received: from lake.scar.utoronto.ca by mail3.netcom.com (8.6.9/Netcom)
  5.     id HAA27411; Sun, 30 Oct 1994 07:04:34 -0800
  6. Received: from wave.scar.utoronto.ca by lake.scar.utoronto.ca (5.61/1.34)
  7.     id AA02120; Sun, 30 Oct 94 10:07:14 -0500
  8. Received: by wave.scar.utoronto.ca (4.1/SMI-4.1)
  9.     id AA26327; Sun, 30 Oct 94 10:06:33 EST
  10. From: 92malikh@wave.scar.utoronto.ca (MALIK  HAMMED MAHMOUD)
  11. Message-Id: <9410301506.AA26327@wave.scar.utoronto.ca>
  12. Subject: Re: Depth of Field
  13. To: lightwave-l@netcom.com
  14. Date: Sun, 30 Oct 1994 10:06:32 -0500 (EST)
  15. In-Reply-To: <199410290215.AA04106@tamsun.tamu.edu> from "Sergio Eduardo Rosas" at Oct 28, 94 09:15:25 pm
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  23. Reply-To: lightwave-l@netcom.com
  24.  
  25. > 
  26. > I'll try and be more clear....
  27. > 
  28. >                                   --- focused area
  29. >                             ____ /
  30. >    camera                 _/    \_
  31. >      oo                  /     /  \
  32. >     [__]-               (    ()    )
  33. >       |                  \_   |  _/|
  34. >       |                    \__|_/  |
  35. >       |                       |    |
  36. >       \______________________/ \__/
  37. >                    /             \
  38. >    Focal Distance-/               \----X
  39. >                                        ^
  40. > my problem is how to figure X out  ---/
  41. > besides pulling out a real camera and focusing
  42. > on something at the same distance.
  43. > Are there any tricks to this?
  44. > or is it just trial and error?
  45. > 
  46. > Please, please help me
  47. > TIA,  Sergio Rosas
  48. >